Download QuadTreeOptimization.zip c# project Background Today I'd like to share with you interesting experiences I made last several evenings when working on one of my open source hobby projects - Source Code Cloud Generator http://sourcecodecloud.code... One of the tasks was arranging of nonintersecting rectangles on a 2D surface in certain pattern. For quick 2D collision detection (rectangle intersection) I decided to use QuadTree data structure [see: http://en.wikipedia.org/wik... ......

Why .NET LinkedList does not support Concat and Split operations? Download SimpleLinkedList source code Concat O(1) or O(n) ? The .NET LinkedList is a circular doubly linked list, where each node holds a reference to its previous and next nodes. The last node’s next is the head node and the head node’s previous is the last one. Linked lists are attractive because of O(1) insertion and removal operations. Instead of shifting elements in array you just chain nodes in appropriate order and that’s it. ......